Loren Lester is an American actor of stage, screen, and voice, best known for his portrayal of DC Comics superhero Robin and Nightwing in the numerous Batman animated series and features in the DC Animated Universe.\nLester is a graduate of the Occidental College theatre department and has voiced and appeared in hundreds of TV and radio commercials.\nHe began his career as a teenager; one of his early recurring roles was \"Roy\" in The Facts of Life. He also provided the voice for Rick Gordon, Flash Gordon's son, in the 1986 cartoon series Defenders of the Earth and as Barbeque on G.I. Joe: A Real American Hero.\nIn 1990, he provided the voice for Jordan Knight in NKOTB TV Series.\nLester also appeared in the Star Trek: Deep Space Nine episode \"The Quickening\".\nIn 2008, Lester played the role of an ER doctor on Heroes in the episode \"The Second Coming\".\nLester also voiced Hal Jordan, Green Lantern in \"The Eyes of Despero\" episode of Batman: Brave and the Bold, also from DC Comics. And then the voice of Iron Fist in Ultimate Marvel vs. Capcom 3 and The Avengers: Earth's Mightiest Heroes from Marvel Comics. He provides the voice of Kirk Langstrom for Batman: Arkham Knight.